Olivary Degeneration

**Definition:** Degeneration of the OLIVARY NUCLEUS typically involving INFERIOR OLIVARY COMPLEX. It is associated with various syndromes and neurodegenerative disorders including hypertrophic olivary degeneration secondary to a Guillain-Mollaret triangle lesion.

**Tree numbers:** - C10.574.672

**Synonyms:** - Olivary Nucleus Degeneration